Ball-point pen



1. Ball-point pen

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

The portions of the design represented by broken lines are disclaimed; the present design is created on the basis of chameleon's tail; the tail of the ball-point pen is made of elastic material. 

CLAIM The ornamental design for a ball-point pen, as shown and described. 